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HW7 (Chapter 12, Problem 20) MA453, Fall 2008, Prof. Walther

  • Any suggestions on how to solve this problem? I used the table found in Ch13, but I think there is more to this problem.
--Akcooper 19:28, 22 October 2008 (UTC)
  • From my understanding, this is the relationsihp I found:
$ det M_2(Z) \neq 0 $

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